/Engine/Source/Runtime/Engine/Public/MaterialCompiler.h
Register a uniform parameter required to be able to sample a sparse volume texture.
The code chunk index of the uniform.
virtual int32 SparseVolumeTextureUniform ( int32 TextureIndex, int32 VectorIndex, [UE::Shader::EValueType](API\Runtime\Engine\Shader\UE__Shader__EValueType) Type )